#include<stdio.h>
/*
* I_4.c
*
*  Created on: May, 14, 2009
*      Author: yimingliu@fudan.edu.cn
*/

void funI_4()
{
	int age;
	scanf("%d",&age);
	switch(age)
	{
	case 2:
	case 3:
		printf("age: %d, enter Lower class\n",age);
		break;
	case 4:
		printf("age: %d, enter Middle class\n",age);
		break;
	case 5:
	case 6:
		printf("age: %d, enter Higher class\n",age);
		break;
	default:
		break;
	}
}